/Engine/Plugins/Experimental/Animation/ContextualAnimation/Source/ContextualAnimationEditor/Public/ContextualAnimEdMode.h
virtual bool InputDelta ( [FEditorViewportClient](API\Editor\UnrealEd\FEditorViewportClient) * InViewportClient, [FViewport](API\Runtime\Engine\FViewport) * InViewport, FVector & InDrag, FRotator & InRot, FVector & InScale )